He sits and sings with a crack in his voice so it seems like there are two of him, a deep rumbly man and a hoarse falsetto man, but really there is a third too, the brisk official kind who makes sure there is a person impressed enough to offer him a gig. Sometimes a fourth shines through, a slow slurred man sitting at home talking to his dog, which can't tell notes apart anyway but likes the cracks in its own manner.